An Example of a Major Problem with the Principal of "Separate

An example of a major problem with the principal of "separate but equal" established in the Plessy v. Ferguson case is that

A) states spent more on average per White student than per Black student.
B) schools were simply not provided for Black students in some states.
C) White students got to choose the school they attended, while Black students did not.
D) states spent more on average per Black student than per White student.